Its available here already. They have the new 2020 rockets I don't think they are available yet.
If you look above the title on the page you will see you're in the 2.5 liter section.
Sure that this is the description for the new model?
The service manual sounds a little bit different...
1. take seat away
2. take battery away
3. take flyscreen away
4. take fuse for fuel pump away
5. take the fuel out of the tank
6. re-install the battery, start the motor ans let it run dry
7. take the battery away
8. open the two screws and take the cable-cover of of the fork away
9. unscrew the holder for the Dashboard slightly and move it as far to the front as possible
10. unscrew the front holder of the tank
11. lift the tank 5 - 10 cm and take off the tubes of the Kraftstofftankbelüftungsschlauch
12. unmount the Kraftstoffschlauch
13. now lift the tank in the front to 10 - 15 cm
14. take away the Schlauch des Umsteuerventils from the tank
15. Unplug the electric connector of the fuel pump
16. take the holder of the back and of the tank away
11. lift the tank 5 - 10 cm and take off the tubes of the Kraftstofftankbelüftungsschlauch
12. unmount the Kraftstoffschlauch
14. take away the Schlauch des Umsteuervetils from the tank